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Finding the Fourth Proportional to 353,693.75, 530,360.37 and 173,791.13

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Solution

The fourth proportional to 353,693.75, 530,360.37 and 173,791.13 is: 260,598.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,693.75 : 530,360.37 = 173,791.13 : x
  2. Step 2: Convert to fraction form
    353,693.75/530,360.37 = 173,791.13/x
  3. Step 3: Cross multiply
    353,693.75x = 530,360.37 × 173,791.13
  4. Step 4: Simplify right side
    353,693.75x = 92,171,925,357.72
  5. Step 5: Solve for x
    x = 92,171,925,357.72/353,693.75
  6. Step 6: Final answer
    x = 260,598.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.